src/dawn/native/webgpu/TextureWGPU.cpp

// Copyright 2025 The Dawn & Tint Authors
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#include "dawn/native/webgpu/TextureWGPU.h"

#include <utility>

#include "dawn/native/webgpu/DeviceWGPU.h"

namespace dawn::native::webgpu {

// static
ResultOrError<Ref<Texture>> Texture::Create(Device* device,
                                            const UnpackedPtr<TextureDescriptor>& descriptor) {
    auto desc = ToAPI(*descriptor);

    WGPUTexture innerTexture = device->wgpu.deviceCreateTexture(device->GetInnerHandle(), desc);
    DAWN_ASSERT(innerTexture);

    return AcquireRef(new Texture(device, descriptor, innerTexture));
}

Texture::Texture(Device* device,
                 const UnpackedPtr<TextureDescriptor>& descriptor,
                 WGPUTexture innerTexture)
    : TextureBase(device, descriptor), ObjectWGPU(device->wgpu.textureRelease) {
    mInnerHandle = innerTexture;
}

void Texture::DestroyImpl() {
    TextureBase::DestroyImpl();
    auto& wgpu = ToBackend(GetDevice())->wgpu;
    wgpu.textureDestroy(mInnerHandle);
}

// TextureView

// static
ResultOrError<Ref<TextureView>> TextureView::Create(
    TextureBase* texture,
    const UnpackedPtr<TextureViewDescriptor>& descriptor) {
    Device* device = ToBackend(texture->GetDevice());
    auto* desc = ToAPI(*descriptor);

    WGPUTextureView innerView =
        device->wgpu.textureCreateView(ToBackend(texture)->GetInnerHandle(), desc);
    DAWN_ASSERT(innerView);

    return AcquireRef(new TextureView(texture, descriptor, innerView));
}

TextureView::TextureView(TextureBase* texture,
                         const UnpackedPtr<TextureViewDescriptor>& descriptor,
                         WGPUTextureView innerView)
    : TextureViewBase(texture, descriptor),
      ObjectWGPU(ToBackend(texture->GetDevice())->wgpu.textureViewRelease) {
    mInnerHandle = innerView;
}

}  // namespace dawn::native::webgpu